TWM587388U - Electrical connector - Google Patents

Abstract

This creation discloses an electrical connector including an insulating body and a conductive terminal provided on the insulating body. The conductive terminal includes a holding portion, elastic arms extending obliquely from both ends of the holding portion, and contacts extending from the elastic arm. The electrical connector includes a fixing member integrally injection-molded with a holding portion of the conductive terminal, the fixing member being assembled to the insulating body, the fixing member including a main body portion and extending from both sides of the main body portion A plurality of spaced arms are provided at the bottom of the spaced arms, which are provided with convex ribs for holding and cooperating with the insulating body, thereby improving the coplanarity and frontalness of the electrical connector, and improving the stability of the electrical connector.

Description

Electric connector

The present invention relates to an electrical connector, and more particularly to a bridge-type board-to-board connector.

China Mainland Invention Patent No. CN105207032B announced on March 2, 2018 discloses an electronic device and a solderless bridge-type connector therefor, the bridge-type connector including a connection body provided between two adjacent PCB boards And a bridge spring provided on the connection body, the two ends of the bridge spring respectively corresponding to the contact positions of two adjacent PCB boards, and projecting to the side of the connection body corresponding to the PCB board, The contacts on adjacent PCB boards are respectively conducted, wherein the bridge spring is fixed to the connection body by a fixing member. However, the way in which the bridge spring of the bridge-type connector is fixed to the connection body is to be fixed by an additional fixing member, and only by a fixing member, so that after the bridge-type connector is installed on the circuit board, the bridge The stability of the reed is poor, which results in a low coplanarity of the bridging reed of the bridge type connector, which affects the strong electrical connection of the bridge type connection.

Therefore, it is indeed necessary to provide a new technical solution to overcome the above defects.

The main purpose of this creation is to provide electrical connectors with simple manufacturing processes and high coplanarity.

In order to achieve the above purpose, the following technical solution can be adopted in this creation: An electrical connector includes an insulating body and a conductive terminal provided on the insulating body, and the conductive terminal includes a holding portion and elastic arms extending obliquely from both ends of the holding portion. And a contact portion extending from the elastic arm, the electrical connector includes a fixing member integrally injection-molded with a holding portion of the conductive terminal, the fixing member is assembled to the insulating body, and the fixing member includes a main body portion And a plurality of spaced arms extending from both sides of the main body portion, the bottom of the spaced arm is provided with convex ribs which are fixedly matched with the insulating body.

Compared with the prior art, this creation has at least the following beneficial effects: by integrally forming the conductive terminal and its fixing member, a convex rib that is matched with the insulating body is provided on the fixing member, so as to be installed to the insulating body The integrally formed conductive terminal and the fixing member have high coplanarity and positiveness while improving the stability of the electrical connector, and the integrally formed conductive terminal and the fixing member can also be easily and conveniently Mounted to or removed from the insulating body.

100‧‧‧electrical connector

1‧‧‧Insulated body

11, 325‧‧‧ Top surface

111‧‧‧ fixing holes

112‧‧‧The first convex part

1121‧‧‧First holding slot

113‧‧‧ second convex

1131‧‧‧Second Retention Slot

12, 326‧‧‧ lower surface

2‧‧‧ conductive terminals

20‧‧‧Conductive terminal group

21‧‧‧holding department

211‧‧‧through hole

22‧‧‧ Elastic Arm

23‧‧‧Contact

3‧‧‧Fixed parts

31‧‧‧Main body

32‧‧‧ Spacer

321‧‧‧left column

322‧‧‧Right column

323‧‧‧left wall

324‧‧‧right wall

327‧‧‧ front surface

33‧‧‧ raised rib

34‧‧‧ holding hole

35‧‧‧accommodating space

4‧‧‧ lock firmware

The first diagram is a perspective view of the electrical connector of the original creation; the second diagram is a perspective view of the electrical connector shown in the first diagram from another perspective; the third diagram is an exploded perspective view of the electrical connector shown in the first diagram; the fourth diagram FIG. 3 is a perspective view of the electrical connector shown in the third view from another perspective; FIG. 5 is a perspective view of the integrally formed conductive terminal and the fixing member shown in the third view; A three-dimensional exploded view of the conductive terminal and the fixing member; the seventh figure is a three-dimensional exploded view of the conductive terminal and the fixing member integrally formed as shown in the sixth figure; The eighth figure is a cross-sectional view taken along the line Ⅷ-Ⅷ of the first figure; and the ninth figure is a front view of the eighth figure.

In the following, specific implementations of the electrical connector 100 according to the present invention will be described with reference to the first to ninth drawings. The creative electrical connector 100 can be opposite to a butt-connector (not shown), and includes an insulating body 1, a plurality of conductive terminals provided on the insulating body 1, and a fixing member 3 integrally injection-molded with the conductive terminals 2. And a locking member 4 capable of locking the insulating body 1 to a circuit board (not shown). First, the conductive terminal 2 and the fixing member 3 are integrally injection-molded, and then they are mounted on the insulating body 1, and then the insulating body 1 can be fixed to the circuit board through a locking member 4.

Referring to the first to sixth figures, the insulating body 1 has a longitudinal structure. The insulating body 1 includes an upper surface 11 and a lower surface 12 opposite to the upper surface 11. The surface 11 is provided with three fixing holes 111 spaced on the same straight line for the lock member 4 to pass through, one fixing hole 111 is located in the middle of the insulating body 1, and the other two fixing holes 111 are located on the insulating body 1. An installation space (not labeled) is provided between the two ends, the middle part, and the fixing holes 111 at both ends. The insulation body 1 is provided with a plurality of convex portions extending upward from the upper surface 11 in the installation space. The first convex portion 112 includes a first convex portion 112 and a second convex portion 113. The first convex portion 112 is arranged in two rows in a longitudinal direction and is disposed in a cross-displacement and is located in a lateral middle portion of the insulating body 1. The two long sides are arranged side by side and are respectively located on two longitudinal sides of the insulating body 1. The second convex portion 113 is higher than the first convex portion 112, and each of the first convex portions 112 is provided with a concave inwardly. First holding grooves 1121, wherein the first holding grooves 1121 are all oriented toward the insulating body 1 And does not penetrate the recess remote from the lateral portion to the midpoint, in order that the fixing member 3 can be stably secured to the insulating body 1, not easily fall off from the insulating body 1 to the midpoint. The second convex portion 113 is located on the periphery of the first convex portion 112 and is located on the longitudinal portion of the insulating body 1. On both sides in the longitudinal direction, the second convex portion 113 is provided with a second retaining groove 1131 recessed inward, and the second retaining groove 1131 is recessed in the direction toward the first convex portion 112 and penetrates upward so that The conductive terminals 2 are accommodated inside when being mounted to the insulating body 1 from top to bottom.

With reference to the seventh to ninth figures, the conductive terminals 2 have an arc structure with both ends protruding upward and the middle portion recessed downward. The conductive terminals 2 are arranged laterally and arranged side by side along the longitudinal direction of the insulating body 1. The plurality of conductive terminals 2 includes at least two rows of conductive terminal groups 20 staggered laterally and arranged alternately in the longitudinal direction. Each row of the conductive terminal groups 20 is fixed in a corresponding installation space. The conductive terminal 2 includes a holding portion 21, an elastic arm 22 extending obliquely from both ends of the holding portion 21, and a contact portion 23 extending from the elastic arm 22. The holding portion 21 is fixed to the fixing member 3. The holding portion 21 is provided with at least one through hole 211. The contact portions 23 of the conductive terminals 2 are U-shaped or C-shaped, and protrude from the upper surface 11 of the insulating body 1; the protruding heights of the contact portions 23 at both ends of each of the conductive terminals 2 are the same, so that The contact portions 23 of the conductive terminals 2 are located in the same plane.

At least two fixing members 3 are provided. The fixing member 3 includes a main body portion 31 and a plurality of spacer arms 32 extending from both sides of the main body portion 31. The spacer arms 32 on both sides of the fixing member 3 are along the longitudinal direction. The left and right columns 321 and 322 are arranged in an orderly manner. The spacer arms 32 of the left column 321 and the spacer arms 32 of the right column are staggered from each other in the longitudinal direction. Each spacer arm 32 can be clamped and fixed to every two. Between the first convex portions 112. The spacer arm 32 is provided with a left wall surface 323 and a right wall surface 324 opposite to each other, and an upper surface 325 and a lower surface 326 and a front surface 327 opposite to each other. The bottom of each spacer arm 32 is provided with a protruding rib 33 for holding and mating with the insulating body 1, and a middle part is provided with a holding hole 34 for holding the holding part 21 of the conductive terminal 2. The inner wall surface of the holding hole 34 A convex post (not shown) is provided on the through hole 211 of the conductive terminal 2. The retaining hole 34 penetrates a part of the left wall surface 323 and the right wall surface 324 and the front surface 327. The rib 33 is provided. Where the left wall surface 323 is close to the lower surface 326, the protruding rib 33 may be connected to the first The holding groove 1121 is fixedly engaged to tightly fix the conductive terminal 2 and the fixing member 3. A receiving space 35 is provided between each adjacent two spaced arms 32, wherein each of the conductive terminals 2 held on the spaced arms 32 on the left side row 321 extends to the right side row 322 and is accommodated in the two spaces on the right side row 322. In the accommodating space 35 of the arm 32, each of the conductive terminals 2 held on the spacer arm 32 on the right side row 322 extends to the left side row 321 and is accommodated in the accommodating space 35 of the two spacer arms 32 on the left side row 321. The conductive terminals 2 of the left column 321 and the right column 322 are arranged in a cross-displacement arrangement.

The process of this creation is as follows: the first step is to integrally injection-mold the conductive terminal 2 and the fixing member 3, specifically, the conductive terminal 2 is held in the holding hole 34 of the fixing member 3, and the conductive terminal 2 The through hole 211 is fixed to the protruding post in the holding hole 34, so that the conductive terminal 2 and the fixing member 3 are tightly fixed together. In the second step, the conductive terminal 2 carrying the conductive terminal 2 is fixed. The fixing members 3 are mounted to the insulating body 1 together. Specifically, the fixing members 3 are inserted into the insulating body 1 from top to bottom, so that each of the spacer arms 32 is mounted to two adjacent first protrusions. Between the portions 112, the fixing member 3 is pulled in the direction of the first holding groove 1121, the rib 33 can be held in the first holding groove 1121, the elastic arm 22 and the contact portion 23 of the conductive terminal 2 Can be accommodated in the second holding groove 1131; in a third step, the insulating body 1 carrying the fixing member 3 is mounted to a circuit board, and the insulating body 1 is fixed to the circuit board by a locking member 4 . Therefore, the electrical connector 100 must be stably fixed to the circuit board.

In this way, the conductive terminal 2 and its fixing member 3 are integrally formed, and the fixing member 3 is provided with a convex rib 33 fixedly cooperating with the insulating body 1, so as to be installed to the insulating body 1. The integrally formed conductive terminal 2 and the fixing member 3 have a high coplanarity and a positive degree, and the stability of the electrical connector 100 must be improved. Specifically, the contact portion 23 of the conductive terminal 2 is perpendicular to The horizontal direction in the vertical direction is located on the same horizontal plane, so that after the conductive terminal 2 is tightly fixed to the fixing member 3, the conductive terminal 2 has a higher coplanarity with respect to the insulating body 1 and can be maintained. Higher Contact stability, and the integrally-formed conductive terminal 2 and the fixing member 3 thereof must be simply and conveniently installed on or removed from the insulating body 1.

The above embodiment is a preferred implementation of the creation, not all implementations. Any equivalent changes to the technical solution created by a person of ordinary skill in the art by reading the description of the new model are covered by the scope of patent application of the new model.

Claims (10)

An electrical connector includes: an insulating body; and a conductive terminal, which is provided on the insulating body and includes a holding portion, an elastic arm extending obliquely from both ends of the holding portion, and a contact portion extending from the elastic arm; wherein, The electrical connector includes a fixing member integrally injection-molded with a holding portion of the conductive terminal, the fixing member is assembled to the insulating body, and the fixing member includes a main body portion and a plurality of extending from both sides of the main body portion. A spacer arm, a bottom of the spacer arm is provided with a convex rib which is fixedly matched with the insulating body. The electrical connector according to item 1 of the scope of patent application, wherein the insulating body has a longitudinal structure, and the insulating body is provided with a plurality of convex portions extending upward from its surface, and each convex portion is provided with an inward recess. A retaining groove is provided, and the convex ribs are fixedly matched with the retaining groove. The electrical connector according to item 2 of the scope of patent application, wherein at least two of the fixing members are provided, and the spacer arms on both sides of the fixing member are sequentially arranged in the left and right columns along the longitudinal direction. The spacer arms in the left row and the spacer arms in the right row are staggered from each other in the longitudinal direction, and each spacer arm can be clamped and fixed between each two convex portions. The electrical connector according to item 3 of the scope of patent application, wherein a middle portion of each spacer arm is provided with a holding hole for holding the holding portion of the conductive terminal, and the holding portion is provided with at least one through hole. The inner wall surface of the holding hole is provided with a convex post that cooperates with the through hole. The electrical connector according to item 4 of the scope of patent application, wherein the spacer arm is provided with left and right wall surfaces opposite to each other, upper and lower surfaces and front surfaces opposite to each other, and the holding hole penetrates through The left wall surface, the right wall surface, and the front surface, and the protruding ribs are disposed at the left wall surface near the lower surface. The electrical connector according to item 4 of the scope of patent application, wherein an accommodation space is provided between each adjacent two spacer arms, and each of the conductive terminals held on the spacer arms on the left side row extends to a part of the right side row. To the accommodation space of the two spacer arms on the right column, each of the conductive terminals held on the spacer arm of the right column extends to the left column and is accommodated in the accommodation space of the two spacer arms on the left column, so that the left column Cross-aligned with the conductive terminals in the right column. The electrical connector according to item 6 of the scope of patent application, wherein the conductive terminals have an arc structure, the conductive terminals are arranged laterally and arranged side by side along the longitudinal direction of the insulating body, and the plurality of conductive terminals include laterally staggered And at least two columns of conductive terminal groups arranged alternately in the longitudinal direction. The electrical connector according to item 5 of the scope of patent application, wherein the contact portion is U-shaped or C-shaped and protrudes from the upper surface of the insulating body; the protrusions of the contact portions at both ends of each of the conductive terminals protrude The height is the same. The electrical connector according to item 8 of the scope of patent application, wherein the fixing member is inserted into the insulating body from top to bottom to install the spacer arm between two convex portions; toward the holding groove When the fixing member is pulled, the convex rib is held in the holding groove, and the elastic arm and the contact portion of the conductive terminal are received in the insulation body. The electrical connector according to any one of claims 1 to 9, wherein the electrical connector further comprises a locking member for locking the insulating body to a circuit board, and the insulating body is provided with A fixing hole for the lock member to pass through.